G Base Radial Cooling Fin Tube , SA210 GR A /C Seamless Carbon Steel Bolier Tube

Delivery Time:Normally Ex-work with 1 month
Certification:SGS, ABS, BV, TUV…

G Base Radiual Cooling Fin Tube , SA210 GR A /C Seamless Carbon Steel Bolier Tube

ASTM A192 / A192M : Seamless Carbon Steel Boiler Tubes for High-Pressure Service

ASTM A210 / A210M : Seamless Medium-Carbon Steel Boiler and Superheater Tubes

Steel Grade: Grade A1; Grade C

Delivery Condition: Annealed, Normalized, Normalized and Tempered

Quick Detail:

G fin Finning lines: 5 finning machines.

Daily capacity up to 3500 meters.

Tube OD: 50.8mm(2\'\') max.

Tube Length: 18,000mm max.

Fin Height: 16.5 mm max.

Fin Thickness: generally 0.4mm ~0.6mm

Fin Pitch: 2.1 mm (12FPI) min.

Manufacturing process

The aluminum fin strip is tension wound and placed into a groove cut into the tube with appr. 0.4mm fluted depth.

Surface Protection of Plain Ends

Both ends of Grooved G type Fin Tubes shall be Zinc or Aluminum metalized applied by an electro spray arc system coating.

Acceptance criteria

API Standard 661(Air-Cooled Heat Exchangers for General Refinery Service) or the delivery conditions (TDC).

Accessories

Tube support box, clamp or spacer box (Materials: Aluminum, Zinc and Stainless Steel).

Delivery condition:

Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of G-Fin Embedded Finned Tube.

The desiccants are put into each package for continental transporation as well.

Applications:

The common application fields are:

Heat exchangers units for power plant(electric, nuclear, thermal and geothermal power plants); High corrosive systems (condensers, evaporators, sea water desalinations, fertilizing, urea systems, ammonia, gas, corrosive acids); The petroleum, chemical and petrochemical industries; The food processing and refrigeration industries; Natural gas treatment;

Specifications:

Grooved G type Finned Tubes are combined with two different materials.

Items	General Materials	Popular ASTM Materials
Core Tube Material	Carbon steel, low-alloy steel, stainless steel, brass, copper, cooper-nickel alloys, aluminum bronze, nickel alloys.	1. Carbon Steel: A179, A192,SA210 Gr A1/C,A106 Gr B 2. Stainless Steel: TP304/304L,TP316/TP316L/316Ti,                               A789 S31803/S2205 etc... 3. Copper:UNS12200/UNS14200/UNS70600,                  CuNi70/30,CuNi 90/10
Fins Material	1. Aluminum Alloy 2. Copper.	1. Aluminum(Alu.1100,Alu.1060) 2. Copper.

All dimensions are in Inches and specification upon your requests.
Tube OD	Fin Height	Fin Thickness	Fins per Pitch(Density)
5/8	3/8,1/2	.015/.016/ .020	6, 7, 8, 9, 10, 11, 12
3/4	5/8,1/2	.015/.016/ .020	6, 7, 8, 9, 10, 11, 12
1	5/8,1/2	.015/.016/ .020	6, 7, 8, 9, 10, 11, 12
1 1/4	5/8,1/2	.015/.016/ .020	6, 7, 8, 9, 10, 11, 12
1 1/2	5/8,1/2	.015/.016/ .020	6, 7, 8, 9, 10, 11, 12
Please email us for more information.

Competitive Advantage:

We have more than 10,000 square meters workshop, including 5 finning machines, daily capacity up to 3,500 meters. The Grooved G type Finning Machines are designed and assembled by ourselves and we can offer you finning machine and all accessories etc... The contact of manufacturing Grooved fin tubes is designed for a high wall temperature of up to 350°C.